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Flashcards

Chemistry Regents

Anya Martinez Chemistry SAT English 81 cards

Cards in this deck (81)

  1. 1The process in which you seperate a mixture of liquids by heating it up.Distillation
  2. 2The lowest energy state possible for an electronGround State
  3. 3A force that exists between two different molecules. Examples are hydrogen bonding (which is strong), dipole-dipole forces (Which is kind of weak)Intermolecular Forces
  4. 4The solid that gets dissolved into a solutionSolute
  5. 5The liquid that dissolves the solid in a solutionSolvent
  6. 6Anything that gives off H+ ions in water, have a pH less than 7 and are good at dissolving metalsAcid
  7. 7When the cations (positive ions) of two ionic compounds switch placesDouble Replacement Reaction
  8. 8The time required for half of the radioactive atoms in a sample to decayHalf-Life
  9. 9A bond formed when oppositely charged particles stick togetherIonic Bond
  10. 10The standard counting amount in ChemistryMole
  11. 11A property which can be determined without c hangin something chemicallyPhysical Property
  12. 12273 K (0 degrees celsius) and 101.3 kPaStandard Temperature and Pressure
  13. 13A law in chemistry that states that if two gases under the same conditions of temperature, pressure, and volume, they got the same number of particles (Mostly applied to Ideal Gases)Avogadro's Law
  14. 14ConcentrationA measurement of the amount of solute dissolved in a solvent
  15. 15The mininmum amount of energy needed for a chemical reaction to take placeActivation Energy
  16. 16An ionic compound that dissociates in water to conduct electricityElectrolyte
  17. 17The elements in group 17, VERY reactive (trying to reach 8 electrons badly)Halogens
  18. 18The amount of energy required to pull an electron off a neutral, gaseous atomIonization Energy
  19. 19A compound held together by covalent bondsMolecular Compound
  20. 20A covalent bond where elctrons are not shared evenly between the two atoms in the bond (because the electronegativity values of the two atoms aren't the same)Polar Covalent Bond
  21. 21When a solid changes directly into a gasSublimation
  22. 22A negatively charged radioactive particle equivalent to an electronBeta Particle
  23. 23When a vapor reforms into a liquidCondensation
  24. 24A mixture of two metalsAlloy
  25. 25When a process absorbs energy from it's surrondingsEndothermic
  26. 26The kinectic energy of the particles in a systemHeat
  27. 27When an element has more than one possibility for the number of neutronsIsotope
  28. 28The result of an acid with a base to form water and an ionic saltNeutralization
  29. 29A covalent bond where the electrons are shared equally between the two atomsNonpolar Covalent Bonds
  30. 30Name for something contains more than one atomPolyatomic
  31. 31When you make a bigger molecule from two or more smaller onesSynthesis
  32. 32A compound containg two elementsBinary compounds
  33. 33A chemical bond formed when two atoms share two electronsCovalent bond
  34. 34Group 1 on the periodic tableAlkali metals
  35. 35Group 2 on the periodic tableAlkaline earth metals
  36. 36A measurement of the energycontent of a systemEnthalpy
  37. 37A measurement of the randomness in a systemEntropy
  38. 38A mixture where the substances aren't equally distributedHeterogeneous mixture
  39. 39A mixture that is very consistent because everything is mixed up really evenlyHomogeneous mixture
  40. 40A unit used to measure temperatureKelvin
  41. 41When many small atoms combine to form a larger oneNuclear Fusion
  42. 42When the nucleus of an atom breaks into many, smaller partsNuclear fission
  43. 43Any reaction that involves a change in the nucleus of an atomNuclear reaction
  44. 44When an atom has a nucleus unstable enough that it willl likely fall apart (decay)Radioactive
  45. 45When the concentration of an acid or base is determined by neutralizing itTitration
  46. 46A substance thats speeds up a chemical reaction without being used up by the reactionCatalyst
  47. 47When a big molecule breaks apart to make two or more smaller onesDecomposition
  48. 48A positively charged radioactive particle equivalent to a helium nucleus (2 protons, 2 neutrons)Alpha Particle
  49. 49When the foward rate of a chemical reaction is the same as the reverse rate.Equilibrium
  50. 50The tendency of the hydrogen atom stuck to a highly electronegative atom to become attracted to the lone pair electrons on another electronegative atom.An extremely strong intermolecular forceHydrogen Bond
  51. 51A law that states the amount of stuff after a chemical reaction takes place is the same as the amount of stuff you started with.Law of conservation of mass
  52. 52A comound that contains carbon (except carbon dioxide, carbon monoxide, and carbonates)Organic Compound
  53. 53A reacttion that is accompanied ny electrons going off one substance (oxidation) and onto another (reduction)Redox reaction
  54. 54The pressure of a substance that's present above it's liquidVapor pressure
  55. 55The electrode in which reduction occurs.Cathode
  56. 56When particles move from areas of high concentration to areas of low concentrationDiffusion
  57. 57An organic molecule derived from an ammonia molecule where one or more of the hydrogen atoms has been has been replaced by organic groupsAmine
  58. 58When a process gives off energy to it's surrondingsExothermic
  59. 59The H+ ion, made famous by acidsHydronium Ion
  60. 60The OH- ion, made famous by basesHydroxide ion
  61. 61A law that states when you disturb an equilibrium (by adding more chemicals, by heating it up) it will eventually go back into equilibrium under a different set of conditionsLe Chatelier's Principle
  62. 62The charge on an atom when it's in a compoundOxidation Number
  63. 63A reactionin which the products can turn back into the reactantsReversible reaction
  64. 64A substance with a high vapor pressure (due to low intermolecular forces)Volatile
  65. 65A law that states the volume of a gas at constant pressure is directly proportional to the temperature. As you heat up a gas, the heat increasesCharles's Law
  66. 66When you add more solvent to a soution to make it less concentratedDilution
  67. 67Where electrons are lost by a substanceAnode
  68. 68A nuclear reaction where a big atom breaks up into smaller ones.Fission
  69. 69A gas in which the particles are infinitely small, have a kinetic energy directly proportional to the temperature, travel in random straight lines, and don't attract or repel each otherIdeal Gas
  70. 70A measurement of matter in an objectMass
  71. 71The pressure of one gas in a mixturePartial Pressure
  72. 72An ionic compoundSalt
  73. 73Properties that can only be described by making a chemical changeChemical Properties
  74. 74High energy radiation given off during a nuclear processGamma Ray
  75. 75When two substances don't dissolve in each other to any large degreeImmiscible
  76. 76A unit of concentration equal to moles of solute divided by liters of solution.Molarity
  77. 77A law that states the properties of elements change with increasingPeriodic Law
  78. 78When one unbonded element replaces another element that's already bonded in a compoundSingle replacement
  79. 79A compound that turns different colors at different pH values.Indicator
  80. 80A measurement of how much of a solute can dissolve in a liquidSolubility
  81. 81When something doesn't dissolve in solution to any large degreeInsoluble

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Description
Important vocabulary to know for Chemistry Regents.
Created by
Anya Martinez
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